Претраживање
Приказ резултата 1-10 од 33
Eriophyoid mites: aceria absinthii (liro, 1943) and paraphytoptus paradoxus nalepa, 1896 (acari: eriophyoidea) - on wormwood, artemisia absinthium in Serbia - supplement to the descriptions
(Museum & Inst Zoology Pas-Polish Acad Sciences, Warsaw, 2008)
Aceria absinthii (Liro, 1943) and Paraphytoptus paradoxus Nalepa, 1896, are new species for the fauna of Serbia. The descriptions of both species are supplemented, with males described for the first time. A. absinthii ...
Establishing the resistance of Myzus persicae (Sulzer) by molecular methods / Utvrđivanje rezistentnosti Myzus persicae (Sulzer) molekularnim metodama
(Srpsko biološko društvo, Beograd, i dr., 2008)
In two years of investigating resistance of the peach-potato aphid Myzus persicae (Sulzer) by molecular methods, several types of resistance were established in the majority of individuals from peach and tobacco in Serbia ...
A typology of rural areas in Serbia
(Univerzitet u Beogradu - Ekonomski fakultet, Beograd, 2008)
The goal of this paper is to present a method to establish the typology of rural areas in Serbia. Initially the OECD rurality criterion was applied to define the rural areas in Serbia. Subsequently, relevant indicators ...
Four new Aceria species (Acari: Eriophyoidea) from Serbia / Četiri nove vrste roda Aceria (Acari: Eriophyoidea) iz Srbije
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2000)
Four new species of eriophyoid mites within the genus Aceria, from Serbia are described and illustrated: A. cichorii n. sp. causing 'witches broom' on Cichorium intybus L. (Asteraceae), A. matricariae n. sp. free living ...
Financing of Serbian agrarian economy in transition conditions / Finansiranje agroprivrede Srbije u uslovima tranzicije
(Društvo ekonomista Beograda, Beograd, 2006)
If we look back to the previous half century of agrarian economy development in Serbia, it could be concluded that financing problem of its reproduction has represented neuralgic point in almost whole mentioned period. ...
Molecular characterization of the honeybee Apis mellifera carnica in Serbia / Molekularna karakterizacija medonosne pčele Apis mellifera carnica u Srbiji
(Srpsko biološko društvo, Beograd, i dr., 2009)
The sequences COI-COII of the mitochondrial DNA region in honeybee from four geographically distant regions in Serbia (Vršac, Knjaževac, Kraljevo, and Vranje) are analyzed. The research was conducted on eight different, ...
An invasive species of aphid, Prociphilus fraxinifolii (Hemiptera, Aphididae, Eriosomatinae), found in Serbia
(Srpsko biološko društvo, Beograd, i dr., 2007)
Bow-legged fir aphid Cinara curvipes (Patch) (Aphididae, Homoptera) new pest of Abies concolor in Serbia / Krivonoga jelina vaš Clnara curvipes (Patch) (Aphidide, Homoptera) nova štetočina dugoigličave jele u Srbiji
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2002)
During 2001 and 2002 in Novi Sad, the presence of Cinara curvipes (Patch) was observed on several Abies concolor trees and on individual branches of Cedrus atlantica. The finding is very interesting as this species is ...
Possibilities of alternative types of aquaculture in the Serbia region / Mogućnosti alternativnih oblika akvakulture na području Srbije
(Unija bioloških naučnih društava Jugoslavije, Beograd, 2001)
Contrary to world trends in aquaculture, where the production of different aquatic plants and animals is increasing, aquaculture in Serbia is restricted mainly to fish production in cold and warmwater ponds and to a lesser ...
Influence of a trout farm on macrozoobenthos communities of the Trešnjica river, Serbia / Uticaj pastrmskog ribnjaka na zajednice makrozoobentosa reke Trešnjice, Srbija
(Srpsko biološko društvo, Beograd, i dr., 2009)
Trout farming poses an increasing threat to quality of the water of clean highland streams. Research of this problem has focused primarily on changes in physico-chemical composition of the water and structure of the river ...